Photo taken on July 27, 2019 shows a flock of goats in a pasture at the foot of Qilian Mountains in northwest China. China has adopted the vision that lucid waters and lush mountains are invaluable assets and pursued a holistic approach to conserving its mountains, rivers, forests, farmlands, lakes, and grasslands. At the very highest levels, China is driving the way forward in the construction of an ecological civilization. (Xinhua/Wu Gang)